chore(deps): bump ep_plugin_helpers from 0.6.2 to 0.6.7

Bumps [ep_plugin_helpers](https://github.com/ether/ep_plugin_helpers) from 0.6.2 to 0.6.7.
- [Commits](ether/ep_plugin_helpers@v0.6.2...v0.6.7)

---
updated-dependencies:
- dependency-name: ep_plugin_helpers
  dependency-version: 0.6.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -12,7 +12,7 @@
     "url": "https://github.com/ether/ep_markdown.git"
   },
   "dependencies": {
-    "ep_plugin_helpers": "^0.6.0",
+    "ep_plugin_helpers": "^0.6.7",
     "showdown": "^2.1.0"
   },
   "contributors": [],